New Agilent 4396B RF Network/Spectrum/Impedance Analyzer

Agilent 4396B 100 kHz to 1.8 GHz RF Network/Spectrum/Impedance Analyzer 

The Agilent 4396B is a high-performance RF analyzer that combines three powerful measurement functions into a single compact unit: Vector Network Analysis (VNA), Spectrum Analysis, and Impedance Analysis. With a frequency range of 100 kHz to 1.8 GHz, it is an ideal tool for RF and microwave engineers, researchers, and production testing.

Designed for precision, efficiency, and versatility, the 4396B allows users to analyze S-parameters (S11, S21), measure frequency spectra, and evaluate impedance characteristics without the need for multiple instruments. Its wide dynamic range (≥100 dB), low phase noise, and fast sweep speeds make it an excellent choice for component testing, circuit characterization, and signal integrity analysis.

Key Features & Benefits

✅ Three-in-One Instrument

• Vector Network Analyzer Mode: Perform S11 (reflection) and S21 (transmission) measurements with magnitude and phase analysis.
• Spectrum Analyzer Mode: Analyze signal spectra, harmonics, and spurious emissions with a resolution bandwidth (RBW) from 1 Hz to 3 MHz.
• Impedance Analyzer Mode: With the optional 43961A Impedance Test Adapter, it enables high-precision impedance analysis for inductors, capacitors, and circuit components.

✅ Wide Frequency Range

• Covers 100 kHz to 1.8 GHz, making it suitable for RF, microwave, and communications applications.

✅ High Dynamic Range & Measurement Accuracy

• ≥ 100 dB dynamic range ensures accurate signal characterization.
• Low noise floor and low phase noise improve measurement sensitivity.

✅ Fast & Efficient Performance

• High-speed sweeps optimize test efficiency.
• Selectable resolution bandwidth (1 Hz – 3 MHz) for detailed frequency analysis.

✅ Multiple Display Formats & Advanced Analysis Tools

• Supports Smith Chart, Polar Plot, Log Magnitude, Phase Analysis, and Time-Domain Analysis.

✅ Advanced Calibration & Error Correction

• 2-port full error correction for enhanced accuracy and repeatability.

✅ Seamless Connectivity & Automation

• GPIB and RS-232 interfaces allow remote operation and automation.
• SCPI command compatibility for integration into automated test setups.

✅ Compact & User-Friendly Design

• Benchtop form factor with an intuitive interface and soft-key navigation.

Applications

✔ RF & Microwave Component Testing – Evaluate impedance, gain, and loss characteristics.
✔ Antenna & Filter Design – Optimize transmission and reflection properties.
✔ PCB & Circuit Characterization – Analyze signal behavior and network response.
✔ Harmonic & Spurious Signal Analysis – Identify unwanted signal components.
✔ Automated Production & Quality Control – Increase test efficiency in manufacturing.

The Agilent 4396B RF Network/Spectrum/Impedance Analyzer is a highly versatile and precise measurement tool, making it an excellent choice for engineers, researchers, and technicians involved in RF and microwave applications. Its combination of VNA, spectrum analysis, and impedance testing in one compact instrument helps reduce test complexity while maximizing performance.

Specifications

General Specifications

• Model: Agilent 4396B
• Type: RF Vector Network Analyzer (VNA) / Spectrum Analyzer / Impedance Analyzer
• Frequency Range: 100 kHz to 1.8 GHz
• Measurement Functions:
  • Network Analysis (S11, S21 – Magnitude & Phase)
  • Spectrum Analysis
  • Impedance Analysis (with Agilent 43961A Impedance Test Adapter)
• Dynamic Range: ≥100 dB (typical, 10 Hz IF bandwidth)
• Sweep Speed: Fast sweeps for real-time analysis
• Display Formats:
  • Smith Chart
  • Log Magnitude
  • Linear Magnitude
  • Phase Plot
  • Group Delay

Network Analyzer Mode

• Frequency Range: 100 kHz to 1.8 GHz
• S-Parameter Measurements: S11 (reflection), S21 (transmission)
• Dynamic Range: ≥100 dB
• Resolution Bandwidth (RBW): 1 Hz to 3 MHz
• IF Bandwidth: 10 Hz to 1 kHz (network analysis mode)
• Phase Noise: Better than -100 dBc/Hz at 10 kHz offset
• Error Correction: Full 2-port error correction for enhanced accuracy

Spectrum Analyzer Mode

• Frequency Range: 2 Hz to 1.8 GHz
• Resolution Bandwidth (RBW): 1 Hz to 3 MHz
• Video Bandwidth (VBW): 1 Hz to 3 MHz
• Phase Noise: -100 dBc/Hz at 10 kHz offset (typical)
• Harmonic Distortion: ≥ 30 dBc
• Noise Floor: Low noise for enhanced sensitivity
• Display Modes: Peak, Average, RMS Detection

Impedance Analyzer Mode (with Agilent 43961A Adapter)

• Impedance Measurement Range: 100 kHz to 1.8 GHz
• Supported Impedance Parameters: Z, Y, R, X, G, B, θ
• Display Formats: Smith Chart, Polar Plot, Magnitude & Phase

Performance & Accuracy

• Measurement Accuracy: High precision with advanced error correction
• Trace Noise: 0.005 dB rms (IF bandwidth: 3 kHz)
• Power Sweep Range: 40 dB (typical)

Connectivity & Interfaces

• Remote Interfaces: GPIB, RS-232 for automation and remote control
• Data Export Formats: CSV, Touchstone (.snp), MATLAB-compatible files
• Software Compatibility: Agilent VNA/Spectrum Analysis software, MATLAB support

Physical & Environmental Specifications

• Form Factor: Benchtop Instrument
• Weight: Approx. 20 kg (44 lbs)
• Power Requirements: 100-240V AC, 50/60 Hz
• Operating Temperature: 0°C to 50°C

Key Benefits

✅ Three-in-One Instrument: Network, Spectrum, & Impedance Analysis
✅ 100 kHz to 1.8 GHz frequency range for RF and microwave applications
✅ ≥100 dB dynamic range for precise measurements
✅ Fast sweep speeds and high measurement accuracy
✅ Multiple display formats (Smith Chart, Polar Plot, Log Magnitude, etc.)
✅ GPIB and RS-232 connectivity for remote control and automation

The Agilent 4396B is an efficient and reliable choice for RF engineers, researchers, and production testing, offering a high-performance, all-in-one solution for network, spectrum, and impedance analysis.